assert_only_one_thread_test.cc File Reference

#include "cetlib/SimultaneousFunctionSpawner.h"
#include "cetlib/assert_only_one_thread.h"
#include <chrono>
#include <thread>

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Functions
int	main ()

Function Documentation

int main

(

void

)

Definition at line 27 of file assert_only_one_thread_test.cc.

{
  CET_ASSERT_ONLY_ONE_THREAD();
  auto will_fail = [] {
    // Insert "by-hand" what the CET_ASSERT_ONLY_ONE_THREAD would
    // expand to so that we can avoid an std::abort() for testing.
    static cet::detail::ThreadCounter s{__FILE__, __LINE__, __func__};
    cet::detail::ThreadCounter::Sentry hold{s, false};
    std::this_thread::sleep_for(100ms);
  };
  SimultaneousFunctionSpawner launch{repeated_task(10u, will_fail)};
}